! Started logfile: J2359+3850_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:54:56 2010 obs J2359+3850_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J2359+3850_X_2008_04_02_pus_uva.fits ! AN table 1: 394 integrations on 120 of 120 possible baselines. ! AN table 2: 190 integrations on 120 of 120 possible baselines. ! AN table 3: 140 integrations on 120 of 120 possible baselines. ! AN table 4: 81 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.124037 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2359+3850 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2284 lines of history. ! ! Reading 47928 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 4078 telescope corrections were flagged in sub-array 1. ! A total of 2226 telescope corrections were flagged in sub-array 2. ! A total of 1540 telescope corrections were flagged in sub-array 3. ! A total of 1040 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 4078 telescope corrections were flagged in sub-array 1. ! A total of 2274 telescope corrections were flagged in sub-array 2. ! A total of 1540 telescope corrections were flagged in sub-array 3. ! A total of 1040 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 4078 telescope corrections were flagged in sub-array 1. ! A total of 2274 telescope corrections were flagged in sub-array 2. ! A total of 1540 telescope corrections were flagged in sub-array 3. ! A total of 1040 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 4078 telescope corrections were flagged in sub-array 1. ! A total of 2312 telescope corrections were flagged in sub-array 2. ! A total of 1540 telescope corrections were flagged in sub-array 3. ! A total of 1040 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.764735Jy sigma=0.005020 ! Fit after self-cal, rms=0.638595Jy sigma=0.004212 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.35% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec ! Estimated beam: bmin=0.7031 mas, bmaj=0.9646 mas, bpa=6.498 degrees ! Estimated noise=979.907 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.343291 Jy ! Component: 100 - total flux cleaned = 0.424662 Jy ! Total flux subtracted in 100 components = 0.424662 Jy ! Clean residual min=-0.009948 max=0.031575 Jy/beam ! Clean residual mean=-0.000113 rms=0.002692 Jy/beam ! Combined flux in latest and established models = 0.424662 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.424662 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.300984Jy sigma=0.001307 ! Fit after self-cal, rms=0.301117Jy sigma=0.001307 ! Inverting map ! Your choice of large map pixels excluded 4.35% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0332377 Jy ! Component: 100 - total flux cleaned = 0.0515733 Jy ! Total flux subtracted in 100 components = 0.0515733 Jy ! Clean residual min=-0.008119 max=0.009263 Jy/beam ! Clean residual mean=-0.000048 rms=0.001817 Jy/beam ! Combined flux in latest and established models = 0.476235 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.476235 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.298134Jy sigma=0.001239 ! Fit after self-cal, rms=0.297910Jy sigma=0.001239 ! Inverting map ! Your choice of large map pixels excluded 4.35% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.35% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec ! Estimated beam: bmin=0.8223 mas, bmaj=1.072 mas, bpa=9.208 degrees ! Estimated noise=486.106 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-0.2, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0150082 Jy ! Component: 100 - total flux cleaned = 0.0235559 Jy ! Component: 150 - total flux cleaned = 0.0290319 Jy ! Component: 200 - total flux cleaned = 0.0319864 Jy ! Total flux subtracted in 200 components = 0.0319864 Jy ! Clean residual min=-0.007586 max=0.006933 Jy/beam ! Clean residual mean=-0.000004 rms=0.001444 Jy/beam ! Combined flux in latest and established models = 0.508221 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 28 components and 0.508221 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297300Jy sigma=0.001227 ! Fit after self-cal, rms=0.297214Jy sigma=0.001226 ! Inverting map ! Your choice of large map pixels excluded 4.35% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 291 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HH 1.20 HN 0.98 ! KK 0.97 KP 1.01 LA 0.99 MK 0.97 ! NL 1.00 NY 0.97 ON 0.92 OV 1.00 ! PT 0.98 SC 1.00 WZ 0.98 ZC 1.00 ! ! A total of 69 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.99 HH 0.94 HN 1.00* ! KK 0.92 KP 1.03 LA 1.00* MK 0.96 ! NL 1.00* NY 0.95 ON 1.02 OV 1.00 ! PT 1.03 SC 1.00* WZ 1.19 ZC 0.93 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.01 HH 0.91 HN 1.00* ! KK 1.00* KP 1.06 LA 0.96 MK 1.00* ! NL 1.01 NY 0.97 ON 0.92 OV 1.00 ! PT 1.01 SC 1.13 WZ 1.16 ZC 1.09 ! ! A total of 9 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.95 FD 0.98 HH 1.00* HN 1.00* ! KK 1.00* KP 1.00 LA 0.99 MK 0.97 ! NL 1.01 NY 1.00* ON 1.00* OV 1.00 ! PT 0.97 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 291 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 HH 1.06 HN 1.01 ! KK 0.96 KP 0.95 LA 0.97 MK 0.96 ! NL 1.03 NY 1.07 ON 1.05 OV 0.97 ! PT 0.96 SC 1.08 WZ 1.10 ZC 1.14 ! ! A total of 72 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.99 HH 0.92 HN 1.00* ! KK 0.96 KP 0.98 LA 1.00* MK 0.94 ! NL 1.00* NY 0.97 ON 1.01 OV 0.99 ! PT 1.01 SC 1.00* WZ 1.22 ZC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00 HH 0.91 HN 1.00* ! KK 1.00* KP 1.01 LA 1.00 MK 1.00* ! NL 0.96 NY 0.91 ON 0.98 OV 0.96 ! PT 0.97 SC 1.09 WZ 1.16 ZC 1.15 ! ! A total of 9 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 0.98 HH 1.00* HN 1.00* ! KK 1.00* KP 0.95 LA 0.96 MK 0.94 ! NL 0.99 NY 1.00* ON 1.00* OV 0.97 ! PT 0.94 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 291 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HH 1.10 HN 0.99 ! KK 1.04 KP 1.01 LA 1.02 MK 1.00 ! NL 1.01 NY 1.01 ON 0.90 OV 1.02 ! PT 0.98 SC 1.05 WZ 0.95 ZC 1.05 ! ! A total of 72 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.02 HH 0.92 HN 1.00* ! KK 1.02 KP 1.00 LA 1.00* MK 0.95 ! NL 1.00* NY 0.93 ON 0.96 OV 0.99 ! PT 1.07 SC 1.00* WZ 1.30 ZC 0.92 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.07 FD 0.99 HH 0.83 HN 1.00* ! KK 1.00* KP 1.02 LA 1.04 MK 1.00* ! NL 1.04 NY 0.93 ON 0.97 OV 1.01 ! PT 1.01 SC 1.12 WZ 1.14 ZC 1.06 ! ! A total of 9 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 1.02 HH 1.00* HN 1.00* ! KK 1.00* KP 0.98 LA 1.01 MK 0.98 ! NL 1.01 NY 1.00* ON 1.00* OV 1.04 ! PT 0.98 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 291 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HH 1.15 HN 1.01 ! KK 1.01 KP 0.99 LA 1.01 MK 1.00 ! NL 1.03 NY 1.07 ON 0.98 OV 1.01 ! PT 0.98 SC 1.11 WZ 0.97 ZC 1.05 ! ! A total of 72 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00 HH 0.83 HN 1.00* ! KK 0.99 KP 0.99 LA 1.00* MK 0.97 ! NL 1.00* NY 0.89 ON 0.89 OV 1.03 ! PT 1.01 SC 1.00* WZ 1.00 ZC 0.96 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.95 HH 0.85 HN 1.00* ! KK 1.00* KP 1.05 LA 1.02 MK 1.00* ! NL 1.04 NY 0.87 ON 0.97 OV 1.03 ! PT 1.00 SC 1.27 WZ 1.11 ZC 1.05 ! ! A total of 9 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.94 FD 1.01 HH 1.00* HN 1.00* ! KK 1.00* KP 1.00 LA 1.00 MK 1.03 ! NL 1.02 NY 1.00* ON 1.00* OV 1.01 ! PT 0.96 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.297214Jy sigma=0.001226 ! Fit after self-cal, rms=0.302831Jy sigma=0.001218 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.49% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec ! Estimated beam: bmin=0.8296 mas, bmaj=1.073 mas, bpa=8.078 degrees ! Estimated noise=494.424 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101685 Jy ! Component: 100 - total flux cleaned = 0.00135752 Jy ! Component: 150 - total flux cleaned = 0.00155171 Jy ! Component: 200 - total flux cleaned = 0.00163435 Jy ! Total flux subtracted in 200 components = 0.00163435 Jy ! Clean residual min=-0.005018 max=0.003822 Jy/beam ! Clean residual mean=0.000011 rms=0.001033 Jy/beam ! Combined flux in latest and established models = 0.509856 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 41 components and 0.509856 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.302719Jy sigma=0.001217 ! Fit after self-cal, rms=0.302802Jy sigma=0.001217 ! Inverting map ! Your choice of large map pixels excluded 4.49% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.302802Jy sigma=0.001217 ! Fit after self-cal, rms=0.311642Jy sigma=0.001207 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.49% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec ! Estimated beam: bmin=0.833 mas, bmaj=1.072 mas, bpa=7.876 degrees ! Estimated noise=495.129 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00136167 Jy ! Component: 100 - total flux cleaned = 0.00144458 Jy ! Component: 150 - total flux cleaned = 0.00159083 Jy ! Component: 200 - total flux cleaned = 0.00165512 Jy ! Total flux subtracted in 200 components = 0.00165512 Jy ! Clean residual min=-0.002657 max=0.002863 Jy/beam ! Clean residual mean=0.000006 rms=0.000699 Jy/beam ! Combined flux in latest and established models = 0.511511 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 46 components and 0.511511 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.311607Jy sigma=0.001207 ! Fit after self-cal, rms=0.312094Jy sigma=0.001207 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.49% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.74125e-05 Jy ! Component: 100 - total flux cleaned = 0.000168641 Jy ! Component: 150 - total flux cleaned = 0.000225534 Jy ! Component: 200 - total flux cleaned = 0.000225736 Jy ! Total flux subtracted in 200 components = 0.000225736 Jy ! Clean residual min=-0.002640 max=0.002875 Jy/beam ! Clean residual mean=0.000006 rms=0.000687 Jy/beam ! Combined flux in latest and established models = 0.511736 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 50 components and 0.511736 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.312069Jy sigma=0.001206 ! Fit after self-cal, rms=0.312048Jy sigma=0.001206 ! Inverting map ! Your choice of large map pixels excluded 4.49% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.312048Jy sigma=0.001206 ! Fit after self-cal, rms=0.314848Jy sigma=0.001206 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.49% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec ! Estimated beam: bmin=0.8335 mas, bmaj=1.075 mas, bpa=7.767 degrees ! Estimated noise=495.758 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000305 Jy ! Component: 100 - total flux cleaned = 0.000364621 Jy ! Component: 150 - total flux cleaned = 0.00041808 Jy ! Component: 200 - total flux cleaned = 0.000417938 Jy ! Total flux subtracted in 200 components = 0.000417938 Jy ! Clean residual min=-0.002574 max=0.002782 Jy/beam ! Clean residual mean=0.000006 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.512154 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 52 components and 0.512154 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.314828Jy sigma=0.001206 ! Fit after self-cal, rms=0.314884Jy sigma=0.001206 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.49% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.8778e-05 Jy ! Component: 100 - total flux cleaned = 0.000120854 Jy ! Component: 150 - total flux cleaned = 0.000120001 Jy ! Component: 200 - total flux cleaned = 4.22341e-05 Jy ! Total flux subtracted in 200 components = 4.22341e-05 Jy ! Clean residual min=-0.002556 max=0.002764 Jy/beam ! Clean residual mean=0.000006 rms=0.000672 Jy/beam ! Combined flux in latest and established models = 0.512197 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 54 components and 0.512196 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.314867Jy sigma=0.001206 ! Fit after self-cal, rms=0.314867Jy sigma=0.001206 ! Inverting map ! Your choice of large map pixels excluded 4.49% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.314867Jy sigma=0.001206 ! Fit after self-cal, rms=0.316379Jy sigma=0.001206 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.49% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec ! Estimated beam: bmin=2.229 mas, bmaj=2.679 mas, bpa=1.903 degrees ! Estimated noise=610.867 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000113446 Jy ! Component: 100 - total flux cleaned = -2.00324e-05 Jy ! Component: 150 - total flux cleaned = 2.59528e-05 Jy ! Component: 200 - total flux cleaned = 6.71104e-05 Jy ! Total flux subtracted in 200 components = 6.71104e-05 Jy ! Clean residual min=-0.003027 max=0.002716 Jy/beam ! Clean residual mean=0.000014 rms=0.000881 Jy/beam ! Combined flux in latest and established models = 0.512264 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 57 components and 0.512264 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.316371Jy sigma=0.001206 ! Fit after self-cal, rms=0.316371Jy sigma=0.001206 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.49% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.62679e-06 Jy ! Component: 100 - total flux cleaned = 5.65028e-05 Jy ! Component: 150 - total flux cleaned = 8.7771e-05 Jy ! Component: 200 - total flux cleaned = 0.000112563 Jy ! Total flux subtracted in 200 components = 0.000112563 Jy ! Clean residual min=-0.003040 max=0.002701 Jy/beam ! Clean residual mean=0.000014 rms=0.000880 Jy/beam ! Combined flux in latest and established models = 0.512376 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 63 components and 0.512376 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.316364Jy sigma=0.001206 ! Fit after self-cal, rms=0.316364Jy sigma=0.001206 ! Inverting map ! Your choice of large map pixels excluded 4.49% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 4.49% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec ! Estimated beam: bmin=0.834 mas, bmaj=1.078 mas, bpa=7.726 degrees ! Estimated noise=496.456 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.834 x 1.078 at 7.726 degrees (North through East) ! Clean map min=-0.0022593 max=0.44162 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.49% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec ! Estimated beam: bmin=0.7164 mas, bmaj=0.9773 mas, bpa=3.641 degrees ! Estimated noise=967.135 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.3481 Jy ! Component: 100 - total flux cleaned = 0.426769 Jy ! Component: 150 - total flux cleaned = 0.455642 Jy ! Component: 200 - total flux cleaned = 0.471167 Jy ! Total flux subtracted in 200 components = 0.471167 Jy ! Clean residual min=-0.005716 max=0.008033 Jy/beam ! Clean residual mean=-0.000053 rms=0.001404 Jy/beam ! Combined flux in latest and established models = 0.471167 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.471167 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 4.49% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec ! Estimated beam: bmin=0.834 mas, bmaj=1.078 mas, bpa=7.726 degrees ! Estimated noise=496.456 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0138167 Jy ! Component: 100 - total flux cleaned = 0.0222893 Jy ! Component: 150 - total flux cleaned = 0.0281124 Jy ! Component: 200 - total flux cleaned = 0.0321655 Jy ! Total flux subtracted in 200 components = 0.0321655 Jy ! Clean residual min=-0.002978 max=0.002977 Jy/beam ! Clean residual mean=-0.000013 rms=0.000726 Jy/beam ! Combined flux in latest and established models = 0.503332 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 39 components and 0.503332 Jy ! Inverting map ! Your choice of large map pixels excluded 4.49% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.49% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec ! Estimated beam: bmin=2.229 mas, bmaj=2.679 mas, bpa=1.903 degrees ! Estimated noise=610.867 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00468976 Jy ! Component: 100 - total flux cleaned = 0.00681424 Jy ! Component: 150 - total flux cleaned = 0.00786429 Jy ! Component: 200 - total flux cleaned = 0.00838582 Jy ! Total flux subtracted in 200 components = 0.00838582 Jy ! Clean residual min=-0.003074 max=0.002760 Jy/beam ! Clean residual mean=0.000010 rms=0.000887 Jy/beam ! Combined flux in latest and established models = 0.511718 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000255966 Jy ! Component: 100 - total flux cleaned = 0.000284997 Jy ! Component: 150 - total flux cleaned = 0.000311291 Jy ! Component: 200 - total flux cleaned = 0.000340887 Jy ! Total flux subtracted in 200 components = 0.000340887 Jy ! Clean residual min=-0.003062 max=0.002747 Jy/beam ! Clean residual mean=0.000012 rms=0.000884 Jy/beam ! Combined flux in latest and established models = 0.512059 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 65 components and 0.512059 Jy ! Inverting map ! Your choice of large map pixels excluded 4.49% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 4.49% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec ! Estimated beam: bmin=0.834 mas, bmaj=1.078 mas, bpa=7.726 degrees ! Estimated noise=496.456 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0006347 Jy ! Component: 100 - total flux cleaned = -0.000728748 Jy ! Component: 150 - total flux cleaned = -0.000728732 Jy ! Component: 200 - total flux cleaned = -0.000730022 Jy ! Total flux subtracted in 200 components = -0.000730022 Jy ! Clean residual min=-0.002850 max=0.002830 Jy/beam ! Clean residual mean=0.000003 rms=0.000669 Jy/beam ! Combined flux in latest and established models = 0.511329 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 75 components and 0.511329 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.316515Jy sigma=0.001206 ! Fit after self-cal, rms=0.316448Jy sigma=0.001206 wmodel J2359+3850_X_2008_04_02_pus_map.mod ! Writing 75 model components to file: J2359+3850_X_2008_04_02_pus_map.mod wobs J2359+3850_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J2359+3850_X_2008_04_02_pus_uvs.fits wwins J2359+3850_X_2008_04_02_pus_map.win ! wwins: Wrote 2 windows to J2359+3850_X_2008_04_02_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 4.49% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000482614 Jy ! Component: 100 - total flux cleaned = 0.000775983 Jy ! Component: 150 - total flux cleaned = 0.000821712 Jy ! Component: 200 - total flux cleaned = 0.000910432 Jy ! Component: 250 - total flux cleaned = 0.000910528 Jy ! Component: 300 - total flux cleaned = 0.000952641 Jy ! Component: 350 - total flux cleaned = 0.00111612 Jy ! Component: 400 - total flux cleaned = 0.00123581 Jy ! Component: 450 - total flux cleaned = 0.00131447 Jy ! Component: 500 - total flux cleaned = 0.00146906 Jy ! Component: 550 - total flux cleaned = 0.0014313 Jy ! Component: 600 - total flux cleaned = 0.00147006 Jy ! Component: 650 - total flux cleaned = 0.00150711 Jy ! Component: 700 - total flux cleaned = 0.00147009 Jy ! Component: 750 - total flux cleaned = 0.00136259 Jy ! Component: 800 - total flux cleaned = 0.00136266 Jy ! Component: 850 - total flux cleaned = 0.0014324 Jy ! Component: 900 - total flux cleaned = 0.00129366 Jy ! Component: 950 - total flux cleaned = 0.00125978 Jy ! Component: 1000 - total flux cleaned = 0.00146346 Jy ! Component: 1050 - total flux cleaned = 0.00153014 Jy ! Component: 1100 - total flux cleaned = 0.0016965 Jy ! Component: 1150 - total flux cleaned = 0.00176225 Jy ! Component: 1200 - total flux cleaned = 0.00199167 Jy ! Component: 1250 - total flux cleaned = 0.00205602 Jy ! Component: 1300 - total flux cleaned = 0.00218494 Jy ! Component: 1350 - total flux cleaned = 0.00237613 Jy ! Component: 1400 - total flux cleaned = 0.0025028 Jy ! Component: 1450 - total flux cleaned = 0.00256543 Jy ! Component: 1500 - total flux cleaned = 0.00253391 Jy ! Component: 1550 - total flux cleaned = 0.00268915 Jy ! Component: 1600 - total flux cleaned = 0.00271975 Jy ! Component: 1650 - total flux cleaned = 0.00268928 Jy ! Component: 1700 - total flux cleaned = 0.00274992 Jy ! Component: 1750 - total flux cleaned = 0.0027801 Jy ! Component: 1800 - total flux cleaned = 0.00269017 Jy ! Component: 1850 - total flux cleaned = 0.00266035 Jy ! Component: 1900 - total flux cleaned = 0.00266039 Jy ! Component: 1950 - total flux cleaned = 0.00257236 Jy ! Component: 2000 - total flux cleaned = 0.00268923 Jy ! Total flux subtracted in 2048 components = 0.00254363 Jy ! Clean residual min=-0.001833 max=0.001614 Jy/beam ! Clean residual mean=0.000001 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.513873 Jy keep ! Adding 175 model components to the UV plane model. ! The established model now contains 250 components and 0.513873 Jy wmap "J2359+3850_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 4.49% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.834 x 1.078 at 7.726 degrees (North through East) ! Clean map min=-0.0020883 max=0.44389 Jy/beam ! Writing clean map to FITS file: J2359+3850_X_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.443894 invert ! Inverting map ! Your choice of large map pixels excluded 4.49% of the data. ! The y-axis pixel size should ideally be below 0.1651 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000513488 device "J2359+3850_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J2359+3850_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.347034 0.347034 0.694068 1.38814 2.77627 5.55255 11.1051 22.2102 44.4204 88.8408 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.443 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.834 x 1.078 at 7.726 degrees (North through East) ! Clean map min=-0.0020883 max=0.44389 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2359+3850_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J2359+3850_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2359+3850_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:55:07 2010